ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Parameters of a procedure with a variable number of parameters
When the procedure uses a variable number of parameters, you must be able to handle the different parameters passed to the function in the code of the procedure.
Global procedure/function
A global procedure can be used in all the processes or events of the project.
Procedure (Variable type)
The Procedure type is used to handle through programming:
  • the procedures or methods found in the project.
  • the procedures or methods found in an internal component.
  • the procedures or methods found in an external component.
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback").
Calling a procedure/a function
Syntax for calling a local or global procedure.
Procedure Description (Variable type)
The Procedure Description type allows you to get information about a procedure or a method.
Local procedure
Two types of procedures are available...
Useful parameters of a procedure
A procedure can declare some parameters that are not immediately used. In this case, a warning appears in the code editor, indicating that the local variable is not used.
Procedure/Function
A procedure is used to associate an identifier with a statement block...
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Reactive procedures
Reactive procedures are executed when the value of a control or variable changes...
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...
SeekProcedure (Function)
Seeks a procedure identified by its name. The procedure found can be run directly.
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
Automatic documentation of procedures and methods
To simplify the maintenance or the use of existing code by other developers, WINDEV proposes an automatic documentation for the procedures (or class methods)...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
WEBDEV: Scheduled tasks and delayed tasks
WEBDEV allows you to implement tasks on the server directly...
RETURN statement
The RETURN statement is used to exit a statement block and the current process (or procedure).
Typecasting of parameters
The description of the parameter type is optional...
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment...
Passing parameters
The parameters can be passed to a procedure...
ExecuteMainThreadAsynchronous (Function)
Executes a procedure in the main thread of the application without waiting for the end of its execution.
ExecuteMainThread (Function)
Triggers the execution of the procedure specified in the main application thread.
Optional parameters
Some of the parameters passed to a procedure can be optional parameters...
Set of procedures
The global procedures are grouped in set of procedures...
SOAPGetResult (Function)
Returns the result of the last SOAP procedure that was successfully run.
<Xaml>.Event (Function)
Associates a procedure written in WLanguage with an event of Xaml control.
XamlEvent (Function)
Associates a procedure written in WLanguage with an event of Xaml control.
SessionPrologue (Function)
Enables or disables a WLanguage procedure called on each request in a session.
Stored procedures and queries (HFSQL Client/Server)
The stored procedures are used to simplify the development and the maintenance of your applications...
Automated tests of procedures and classes
The automated tests of procedure or class are used to test the different features proposed...
ActionClick (Property)
The ActionClick property is used to define the procedure executed when an element is clicked.
ByAddress (Property)
The ByAddress property is used to determine if a procedure parameter was passed by address.
SpreadsheetAllowProcedure (Function)
Allows the use of a WLanguage function/procedure in a formula of a Spreadsheet control....
geoTrackingProcedure (Function)
Defines the WLanguage procedure that will be called when the location of the user changes.
<Spreadsheet>.AllowProcedure (Function)
Allows the use of a WLanguage function/procedure in a formula of a Spreadsheet control....
ByReference (Property)
The ByReference property is used to determine if a procedure parameter was passed by reference.
<websocketClient variable>.Execute (Function)
Executes a global procedure in the context of a client connected to the WebSocket server.
WebSocketExecuteGlobalService (Function)
Executes a global procedure in the context of the global service of the WebSocket server.
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example)...
J2EEError (Function)
Returns the error for the last J2EE procedure that failed.
DeepLinkProcedure (Function)
Defines the WLanguage procedure executed when the user clicks on a deep link.